Solve the linear system of equations using the linear combination method.

{8a-4b=205a-8b=62

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a =

b =

Eight more than the quotient of a number and - 5 is less than or equal to 6

1. Caroline drove 350 miles to the beach. The trip took her 57 hours. What was her average speed in miles per hour?

Find all roots: x^3-7x^2-12x = 0

What number is less than 337,676?

What number has exactly 6 factors

The produce place sells cranberries in bulk for $2.40 a pound. The store also sells and 8 ounce package for $1.50. Which is the better buy? Show all work!

A pump discharges 278 gallons of water in 3.5 minutes. How long would it take to empty a container with 750 gallons? Round up to the nearest minute

Round these numbers to the nearesth hundredth~ 1. 0.285 2. 0.116 3. 0.709 4. 0.563

By what percent is 70 less than 200

Stefan has been given two segments and the measure of an angle between them. He is trying to construct a congruent triangle. He has just finished one of the steps of the construction. Which step has he just finished?